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HTML is good for debugging, but is unsuitable for application use.
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To see the non HTML representation of the XML format, set format=xml.
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<?xml version="1.0"?>
<api>
  <query-continue>
    <recentchanges rccontinue="20190604084652|15913" />
  </query-continue>
  <query>
    <recentchanges>
      <rc type="edit" ns="0" title="Dezentrale Multifunktionsgeräte in den Regional- und Studienzentren" pageid="1766" revid="15134" old_revid="14935" rcid="15923" timestamp="2019-06-18T07:18:41Z" />
      <rc type="edit" ns="0" title="Zugang zum WLAN" pageid="70" revid="15133" old_revid="9543" rcid="15922" timestamp="2019-06-17T14:03:57Z" />
      <rc type="edit" ns="0" title="Dezentrale Multifunktionsgeräte" pageid="1724" revid="15132" old_revid="15121" rcid="15921" timestamp="2019-06-17T07:30:19Z" />
      <rc type="edit" ns="0" title="SPSS 25 Installation" pageid="2776" revid="15131" old_revid="15130" rcid="15920" timestamp="2019-06-13T11:06:38Z" />
      <rc type="edit" ns="0" title="SPSS 25 Installation" pageid="2776" revid="15130" old_revid="14968" rcid="15919" timestamp="2019-06-13T11:05:45Z" />
      <rc type="edit" ns="0" title="Outlook Web App (OWA)" pageid="2701" revid="15129" old_revid="15128" rcid="15918" timestamp="2019-06-04T13:54:16Z" />
      <rc type="edit" ns="0" title="Outlook Web App (OWA)" pageid="2701" revid="15128" old_revid="15127" rcid="15917" timestamp="2019-06-04T13:53:45Z" />
      <rc type="edit" ns="0" title="Outlook Web App (OWA)" pageid="2701" revid="15127" old_revid="15126" rcid="15916" timestamp="2019-06-04T13:53:05Z" />
      <rc type="edit" ns="0" title="Outlook Web App (OWA)" pageid="2701" revid="15126" old_revid="15125" rcid="15915" timestamp="2019-06-04T13:50:37Z" />
      <rc type="edit" ns="0" title="Outlook Web App (OWA)" pageid="2701" revid="15125" old_revid="14862" rcid="15914" timestamp="2019-06-04T13:48:38Z" />
    </recentchanges>
  </query>
</api>